Coronavirus: Pfizer’s 1st vaccine dose effective enough to delay 2nd, data shows
CA, 21 Feb 2021
As COVID-19 vaccine deliveries ramp up across the country, there is a push to make the shots go even further.
Over 1.4 million doses have been administered in Canada, with the majority coming from Pfizer-BioNTech. New data shows the second dose of its COVID-19 vaccine could be delayed in order to cover all priority groups as the first one is highly protective.
As Abigail Bimman reports, some health experts say Canada should focus on getting one shot into as many arms as possible before moving on to the 2nd jab.
For more info, please go to https://globalnews.ca/news/7647751/pfizer-covid-vaccine-dose-delay-researchers/
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